Results 91 to 100 of about 792 (171)

Palaeoenvironmental significance of Toarcian black shales and event deposits from southern Beaujolais, France [PDF]

open access: yes, 2017
New sedimentological, biostratigraphical and geochemical data recording the Toarcian Oceanic Anoxic Event (T-OAE) are reported from a marginal marine succession in southern Beaujolais, France.
FÖLLMI, KARL B.   +10 more
core  

Nuevos enfoques sobre los vertebrados del Pérmico y Triásico de la Península Ibérica, con énfasis en las cuencas Pirenaica y Catalana [PDF]

open access: yes
Few studies paid attention to the Permian and Triassic vertebrates from the Iberian Peninsula and a re-evaluation of these faunas is needed in order to compare them with other European basins.
Bolet, A.   +4 more
core   +2 more sources

Bone Connectivity and the Evolution of Ichthyosaur Fins [PDF]

open access: yes
After the end-Triassic extinction, parvipelvian ichthyosaurs diversified and became dominant elements of marine ecosystems worldwide. By the Early Jurassic, they achieved a thunniform body plan that persisted for the last 100 m.y.a of their evolution ...
Campos, Lisandro   +3 more
core   +1 more source

The anatomy, taxonomy and systematics of Middle Triassic–Early Jurassic ichthyosaurs (Reptilia: Ichthyopterygia) and the phylogeny of Ichthyopterygia [PDF]

open access: yes, 2018
Ichthyosaurs were a successful group of Mesozoic marine reptiles spanning a time interval of nearly 160 million years, from the Early Triassic to the early Late Cretaceous.
Wolniewicz, Andrzej
core   +1 more source

Rugueux coloniaux mésodévoniens du Fondry des Chiens à Nismes (Ardenne, Belgique) [PDF]

open access: yes, 1992
The stromatoporoid reef limestone that outcrops in the Fondry des Chiens at Nismes, reaches a thickness of 70 metres and is assigned to the base of the Givetian, by conodonts. It contains rare colonies of Nemphyma dalcqae n. sp.
Coen-Aubert, M.
core  

OftalmosÁUridos (Ichthyosauria: Thunnosauria): taxonomía Alfa, clados y nombres [PDF]

open access: yes, 2015
Thunnosaurian ichthyosaurs represent the paradigm of reptilian body designed for a pelagic life style. Most derived thunnosaurian, the ophthalmosaurids, have been traditionally considered as members of a declining lineage.
Campos, Lisandro   +1 more
core   +1 more source

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